® For invoice inquiries, please contact us at zz or live chat at www.westuc.com/contact-us Richard Kahn HBRK Associates Inc. American Institute of Certified Public Accountants 575 Lexington Avenue 4th Floor New York, NY 10021 Tear here and submit top portion with payment Invoice Account #: 826119 Invoice #: 1370289669 Date: 10/31/2018 Current Charges: $14.39 Previous Charges: $0.00 Open Items: $0.00 TOTAL DUE: $14.39 Mail Remittance To: West Unified Communications Services, Inc. PO Box 409573 Atlanta, GA 30384-9573 Remittance: Please make payable in U.S. Dollars, and note your Account Number on your check. Fed-Id: 58-1942497 The Total Due listed above will be charged to your credit card. (Note: Current Charges will be charged to credit cards with Level 2 or 3 processing.) Pay your invoice via ACH electronic payments and allow your invoice total to be electronically deducted from your checking account. Go to West Online at www.intercallonline.com, log into your account and update your payment option to ACH. Visit http://westuc.com/brochures/intercall-online-choosing-ach-payments-overview for step-by-step instructions. Page 1 EFTA00301780

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Statement Account #: 826119 Invoice #: 1370289669 Date: 10/31/2018 For statement inquiries, please contact us at aIERSTETaETTEET a or live chat at www.westuc.com/contact-us Richard Kahn HBRK Associates Inc. American Institute of Certified Public Accountants 575 Lexington Avenue 4th Floor New York, NY 10021 TRANSACTION HISTORY Invoice Date Type InvAmt Debit Credit Payment Balance 1370289669 10/31/18 Invoice $14.39 $14.39 Current $14.39 30 DAY 60 DAY 90 DAY 120 DAY OVER 120 DAYS Total Due $14.39 Page 2 EFTA00301781

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Important Messages Account #: 826119 Invoice #: 1370289669 Date: 10/31/2018 Service Notice: Due to shifts in technology and market demand, our video bridging service is being discontinued. End of service delivery is planned for a year from now on June 1, 2019. If you have questions, please feel free to contact your sales representative to discuss alternative cloud solutions. VISIT WWW.WESTUC.COM FOR MORE PRODUCT INFORMATION, TRAINING AND OTHER RESOURCES Page 3 EFTA00301782

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Legal Information Account #: 826119 Invoice #: 1370289669 Date: 10/31/2018 By ordering or using Services provided by or through West, you agree to be bound by the Terms and Conditions set forth at http://)www.westuc.com/terms-conditions or, in the alternative if applicable, a written Service Agreement executed by you and West (in either case the ‘Agreement'). Furthermore you agree to be charged for the Services at rates specifically negotiated by you and agreed to by West and all other Services, fees or surcharges will be charged at West's standard rates. You may obtain West's standard rates through your sales or account representative or in some cases your web account. If you do not agree with the above, do not use the Services. Page 4 EFTA00301783

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Current Charge Summary Account #: 826119 Invoice #: 1370289669 Date: 10/31/2018 Company: American Institute of Certified Public Accountants Account: HBRK Associates Inc. VIEW BY OWNER NUMBER Owner Number Confs Minutes Charges Enhanced Total Products and Charges Features HBRK Associates Inc. Epstein, Jeffery 6766708 1 135 $10.33 $0.00 $10.33 Account Total 1 135 $10.33 $0.00 $10.33 State & Local Taxes and Fees $4.06 Total Charges $14.39 Page 5 EFTA00301784

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Call Type Descriptions Account #: 826119 Invoice #: 1370289669 Date: 10/31/2018 Bill Code Name R8/US Resless-Plus Toll Free / USA R8VI Resless-Plus Toll Free / US Virgin Islands Page 6 EFTA00301785

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Conference Detail Account #: 826119 Invoice #: 1370289669 Date: 10/31/2018 Owner: Epstein, Jeffery Conference Date Time Attendees Minutes Total Charges 217803982 10/03/18 13:57 ET 3 135 $14.39 Reserved By Jeffery Epstein Reservationless-Plus Connect Attendee Call Number Type Minutes Charge Resless-Plus Toll Free / US Virgin Islands 13:57 ET — eRes-Plus - 3405147167 R8/VI 46 $6.85 Resless-Plus Toll Free / USA 13:58ET — eRes-Plus - 2129711306 LDR R8/US 45 $1.76 13:59 ET eRes-Plus - Restricted R8&/US 44 $1.72 State & Local Taxes and Fees $4.06 Page 7 EFTA00301786

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Tax and Fees Account #: 826119 Invoice #: 1370289669 Date: 10/31/2018 TAX Federal Taxes $0.00 State Taxes $0.30 Local Taxes $0.34 FEES Federal Universal Service Fund Contribution $2.30 Telecom Surcharge $0.40 Service Support Surcharge $0.72 Page 8 EFTA00301787